/Engine/Source/Developer/AITestSuite/Public/AITestsCommon.h
Certain blueprints (like level blueprints) require a level outer, and for certain actions we need a level actor selected. This utility function provides an easy way to grab the world (which has a level that we can use for these purposes).
namespace FAITestHelpers { [UWorld](API\Runtime\Engine\Engine\UWorld) * FAITestHelpers::GetWorld() }